Few individuals have influenced the study of Indian postal history as profoundly as Derek Hammond Giles. For generations of collectors, exhibitors, researchers, and postal historians, the name "Giles" has been synonymous with the systematic study of Indian hand-struck postal markings. His work transformed a field that had previously relied on scattered observations into a structured and documented branch of philatelic research.
Born in 1913, Giles devoted much of his philatelic life to the study of India's postal markings, particularly the hand-struck postmarks and cachets used before the widespread introduction of adhesive postage stamps. At a time when information on these markings was dispersed across collections, auction catalogues, and specialist journals, he undertook the enormous task of recording, classifying, and illustrating them in a coherent form. His research provided collectors with a common language and a reliable framework for identifying and studying India's early postal markings.
His most celebrated achievement was the publication of The Handstruck Postage Stamps of India in 1946. This landmark work quickly became the standard reference for the study of Indian handstamps. The book catalogued hundreds of postal markings from across the Indian subcontinent and introduced a classification system that remains widely used today. Even decades after its publication, collectors continue to refer to handstamps by their “Giles” numbers, a testament to the enduring value of his work.
The significance of Giles's research extended far beyond cataloguing. Through careful study of postal routes, postal regulations, rates, and markings, he helped explain how the postal system of British India evolved. His work shed light on the operations of the East India Company, the Presidency post offices, maritime mail services, ship-letter markings, forwarding agents, and numerous other aspects of early Indian communications. Many postal markings that might otherwise have been forgotten or misunderstood were preserved through his documentation.
Giles was also a prolific writer. Over many years he contributed articles and studies on Indian postal history, helping to advance knowledge within the philatelic community. His research inspired later generations of scholars, many of whom expanded upon the foundations he had established. Modern studies of Indian postal history continue to cite and build upon his observations and classifications.
His influence was recognised throughout the philatelic world. The Philatelic Society of India published his classic work and later issued his Companion to the Handstruck Postage Stamps of India, which supplemented and expanded the original research. These publications secured his place among the most important authors in the history of Indian philatelic literature.
Equally remarkable was the collection he assembled during a lifetime of study. The Derek Hammond Giles collection of Indian handstruck postal markings became one of the finest and most important collections ever formed in this field. When portions of the collection were offered at auction in London in 2000, they attracted international attention and demonstrated the depth of his knowledge and dedication.
Today, more than two decades after his passing in 2003, Derek Hammond Giles remains one of the central figures in the study of Indian postal history. Auction houses, exhibitors, researchers, and collectors continue to rely upon the classifications and observations he introduced. His work not only documented India's postal heritage but also preserved it for future generations.
For students of Indian handstamps, the legacy of Derek Hammond Giles is impossible to overlook. Through meticulous research, scholarly writing, and an enduring passion for postal history, he created a foundation upon which much of the modern study of Indian postal markings continues to rest.





